CA1253134A - Supported olefin polymerization catalyst - Google Patents

Supported olefin polymerization catalyst

Info

Publication number
CA1253134A
CA1253134A CA000495883A CA495883A CA1253134A CA 1253134 A CA1253134 A CA 1253134A CA 000495883 A CA000495883 A CA 000495883A CA 495883 A CA495883 A CA 495883A CA 1253134 A CA1253134 A CA 1253134A
Authority
CA
Canada
Prior art keywords
ethyl
magnesium
alkyl
catalyst component
ester
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000495883A
Other languages
English (en)
French (fr)
Inventor
Bryce V. Johnson
Nicholas M. Karayannis
Linda Ornellas
Charles R. Hoppin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BP Corp North America Inc
Original Assignee
BP Corp North America Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BP Corp North America Inc filed Critical BP Corp North America Inc
Application granted granted Critical
Publication of CA1253134A publication Critical patent/CA1253134A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
CA000495883A 1984-11-26 1985-11-21 Supported olefin polymerization catalyst Expired CA1253134A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/674,996 US4581342A (en) 1984-11-26 1984-11-26 Supported olefin polymerization catalyst
US674,996 1984-11-26

Publications (1)

Publication Number Publication Date
CA1253134A true CA1253134A (en) 1989-04-25

Family

ID=24708664

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000495883A Expired CA1253134A (en) 1984-11-26 1985-11-21 Supported olefin polymerization catalyst

Country Status (6)

Country Link
US (1) US4581342A (de)
EP (1) EP0187462B1 (de)
JP (1) JPS61136508A (de)
AT (1) ATE52264T1 (de)
CA (1) CA1253134A (de)
DE (1) DE3577319D1 (de)

Families Citing this family (115)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3765351D1 (de) * 1986-07-31 1990-11-08 Montedison Spa Verfahren zur polymerisierung von alpha-olefinen oder ihrer mischungen mit aethylen unter anwendung eines mikrosphaeroidalen, teilchenfoermigen, festen katalysatorbestandteils oder eines deren vorlaeufer enthaltenden katalysators.
US5122583A (en) * 1987-02-02 1992-06-16 Fina Technology, Inc. Efficiency of a pre-polymerized catalyst
US4870039A (en) * 1987-11-24 1989-09-26 Shell Oil Company Olefin polymerization catalysts from soluble magnesium alkoxides made from mixed magnesium alkyls and aryls
US4870040A (en) * 1987-11-24 1989-09-26 Shell Oil Company Olefin polymerization catalysts from soluble magnesium alkoxides made from alkyl or aryl magnesium mixed with a branched or aromatic aldehyde
US5270410A (en) * 1989-04-25 1993-12-14 Shell Oil Company Process for the production of elastomeric, primarily syndiotactic polypropylene and catalysts for use in said process
US5270276A (en) * 1989-04-25 1993-12-14 Shell Oil Company Process for the production of elastomeric, primarily syndiotactic polypropylene and catalysts for use in said process
US4971936A (en) * 1989-07-10 1990-11-20 Shell Oil Company Catalyst component for making primarily isotactic elastomeric polypropylene or polybutene
US5166340A (en) * 1989-07-26 1992-11-24 Himont Incorporated Organosilane compounds
US5089573A (en) * 1990-02-26 1992-02-18 Shell Oil Company Process for the production of elastomeric, primarily isotactic polyolefins and catalysts for use in said process
US5118767A (en) * 1990-02-26 1992-06-02 Shell Oil Company Process for producing mildly elastomeric primarily isotatic polypropylene and poly-1-butene
US5118649A (en) * 1990-02-26 1992-06-02 Shell Oil Company Process for the production of elastomeric primarily isotactic polyolefins and catalysts for use in said process
US5164352A (en) * 1990-05-11 1992-11-17 Shell Oil Company Process for the production of elastomeric, primarily isotactic polyolefins and catalysts for use in said process
US5118768A (en) * 1990-05-11 1992-06-02 Shell Oil Company Process for the production of elastomeric, primarily isotactic polyolefins and catalysts for use in said process
US5102842A (en) * 1990-08-23 1992-04-07 Himont Incorporated Catalyst for the polymerization of alpha-olefins containing trifluoropropyl substituted silane compounds
US5234879A (en) * 1990-12-19 1993-08-10 Neste Oy Method for the modification of catalysts intended for the polymerization of olefins
US6130180A (en) * 1997-12-23 2000-10-10 Montell North America Inc. Catalyst for the polymerization of alpha-olefins containing substituted amino silane compounds
ES2230173T3 (es) 1999-12-22 2005-05-01 Basell Poliolefine Italia S.P.A. Sistema catalizador para la polimerizacion de alfa olefinas el cual contiene un compuesto aromatico de silano.
US7505833B2 (en) 2006-03-29 2009-03-17 General Electric Company System, method, and article of manufacture for controlling operation of an electrical power generation system
KR101040388B1 (ko) * 2007-01-30 2011-06-09 주식회사 엘지화학 트리옥사실로칸을 포함하는 올레핀 중합용 촉매 및 이를이용한 올레핀 중합 방법
EP2174965B1 (de) * 2008-10-08 2013-05-29 Borealis AG Herstellung eines Propylencopolymers mit einem dynamisch betriebenen Reaktor
ATE535554T1 (de) 2008-10-08 2011-12-15 Borealis Ag Verfahren zur herstellung von sehr steifem polyproylen
US8450421B2 (en) 2008-12-29 2013-05-28 Borealis Ag Cable layer of modified soft polypropylene with improved stress whitening resistance
EP2216347A1 (de) 2009-01-30 2010-08-11 Borealis AG Verfahren für Katalysatorübergänge in Olefinpolymerisierungen
ES2370689T3 (es) 2009-02-25 2011-12-21 Borealis Ag Polímero multimodal de polipropileno, composición que comprende el mismo y un procedimiento para producir el mismo.
RU2497847C2 (ru) 2009-04-09 2013-11-10 Бореалис Аг Композиция термопластичного полиолефина
US7619049B1 (en) 2009-04-13 2009-11-17 Formosa Plastics Corporation, U.S.A. Cyclic organosilicon compounds as electron donors for polyolefin catalysts
US7790819B1 (en) 2009-04-13 2010-09-07 Formosa Plastics Corporation, U.S.A. Bicyclic organosilicon compounds as electron donors for polyolefin catalysts
WO2011028178A1 (en) * 2009-09-07 2011-03-10 Irpc Public Company Limited Highly active, morphologically-controled ziegler-natta polyethylene catalyst and method of preparing the same
CN102372797A (zh) * 2010-08-12 2012-03-14 中国石油化工股份有限公司 用于烯烃聚合反应的催化剂组分及其催化剂
EP2452920A1 (de) 2010-11-12 2012-05-16 Borealis AG Verfahren zur Rückgewinnung von Übergangsmetalltetrahaliden und Kohlenwasserstoffen aus einem Abfallstrom
HUE051319T2 (hu) 2011-03-02 2021-03-01 Borealis Ag Nagy átmenõteljesítményû reaktoregység olefinek polimerizálására
EP2495038B1 (de) 2011-03-02 2020-09-02 Borealis AG Ein Verfahren zur Produktion von Polymeren
US9034783B2 (en) * 2011-06-24 2015-05-19 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins
US10654947B2 (en) 2011-10-28 2020-05-19 Formosa Plastics Corporation, Usa Cyclic organosilicon compounds as electron donors in Zeigler-Natta catalyst systems for producing propylene polymer having high melt-flowability
EP2617741B1 (de) 2012-01-18 2016-01-13 Borealis AG Verfahren zur polymerisierung von olefinpolymeren in gegenwart eines katalysators und verfahren zur steuerung des verfahrens
US8575283B1 (en) 2012-06-28 2013-11-05 Formosa Plastics Corporation, U.S.A. Heterocyclic organic compounds as electron donors for polyolefin catalysts
CN104582829B (zh) 2012-08-29 2016-12-28 博里利斯股份公司 用于烯烃聚合的反应器装置和方法
EP2745926A1 (de) 2012-12-21 2014-06-25 Borealis AG Gasphasenpolymerisation und Reaktoranordnung mit einem Fließbettreaktor und einem externen Wanderbettreaktor
EP2745927A1 (de) 2012-12-21 2014-06-25 Borealis AG Fließbettreaktor mit interner Wanderbettreaktionseinheit
EP2749580B1 (de) 2012-12-28 2016-09-14 Borealis AG Verfahren zum herstellen von copolymeren aus propylen
EP2796472B1 (de) 2013-04-22 2017-06-28 Borealis AG Zweistufiges Verfahren zur Herstellung von Polypropylenzusammensetzungen
ES2628082T3 (es) 2013-04-22 2017-08-01 Borealis Ag Procedimiento con múltiples etapas para producir composiciones de polipropileno resistentes a baja temperatura
EP2796474B1 (de) 2013-04-22 2018-01-10 Borealis AG Mehrstufenverfahren zur Herstellung von Polypropylenzusammensetzungen
CN105452364B (zh) 2013-08-14 2018-05-11 博里利斯股份公司 低温下具有改进的耐冲击性的丙烯组合物
US9890275B2 (en) 2013-08-21 2018-02-13 Borealis Ag High flow polyolefin composition with high stiffness and toughness
US9777142B2 (en) 2013-08-21 2017-10-03 Borealis Ag High flow polyolefin composition with high stiffness and toughness
EP2853562A1 (de) 2013-09-27 2015-04-01 Borealis AG Zweistufiges Verfahren zur Herstellung von Polypropylenzusammensetzungen
PL2853563T3 (pl) 2013-09-27 2016-12-30 Folie odpowiednie do przetwarzania BOPP z polimerów o wysokiej XS i wysokiej Tm
ES2568615T3 (es) 2013-10-11 2016-05-03 Borealis Ag Película para etiquetas orientada en la dirección de la máquina
EP3060589B9 (de) 2013-10-24 2018-04-18 Borealis AG Propylenhomopolymer mit geringer schmelztemperatur mit hohem gehalt an regiodefekten und hohem molekulargewicht
PL2865713T3 (pl) 2013-10-24 2016-10-31 Wyrób formowany z rozdmuchiwaniem na bazie dwumodalnego bezładnego kopolimeru
EP3063185B9 (de) 2013-10-29 2017-11-15 Borealis AG Feste single-site-katalysatoren mit hoher polymerisationsaktivität
KR101682342B1 (ko) 2013-11-22 2016-12-05 보레알리스 아게 고 용융 유동을 갖는 저 배출 프로필렌 단독중합체
CN105793298B (zh) 2013-12-04 2019-06-28 博里利斯股份公司 用于熔喷纤维的不含邻苯二甲酸酯的pp均聚物
MX2016007438A (es) 2013-12-18 2016-10-03 Borealis Ag Pelicula de bopp con balance mejorado de rigidez/resistencia.
WO2015107020A1 (en) 2014-01-17 2015-07-23 Borealis Ag Process for preparing propylene/1-butene copolymers
ES2767498T3 (es) 2014-02-06 2020-06-17 Borealis Ag Copolímeros de impacto transparentes y suaves
CN105934475A (zh) 2014-02-06 2016-09-07 北欧化工公司 高冲击强度的柔性共聚物
EP2907841A1 (de) 2014-02-14 2015-08-19 Borealis AG Polypropylenverbundstoff
EP2913346B1 (de) 2014-02-28 2016-11-02 Borealis AG Verfahren zur Polymerisation von Olefinen in einem Fließbett
EP2913345B1 (de) 2014-02-28 2016-11-02 Borealis AG Gasphasenpolymerisationsverfahren
EP2947118B1 (de) 2014-05-20 2017-11-29 Borealis AG Polypropylenzusammensetzung für Anwendungen im Fahrzeuginnenraum
EP2995631A1 (de) 2014-09-12 2016-03-16 Borealis AG Verfahren zur Herstellung von Pfropfcopolymeren auf einem Polyolefinrückgrat
US9593184B2 (en) 2014-10-28 2017-03-14 Formosa Plastics Corporation, Usa Oxalic acid diamides as modifiers for polyolefin catalysts
EP3018156B1 (de) 2014-11-05 2023-03-22 Borealis AG Verzweigtes Polypropylen für Schaumanwendungen
ES2635519T3 (es) 2014-11-21 2017-10-04 Borealis Ag Procedimiento para producir gránulos de copolímeros blandos
PL3103818T3 (pl) 2015-06-12 2018-12-31 Borealis Ag Sposób i aparat do polimeryzacji olefin w fazie gazowej
ES2790667T3 (es) 2015-07-30 2020-10-28 Borealis Ag Composición de polipropileno con fuerza de adhesión en caliente mejorada
EP3124567A1 (de) 2015-07-30 2017-02-01 Borealis AG Polypropylenbasierte heissschmelzklebstoffzusammensetzung
EP3147324B1 (de) 2015-09-28 2018-09-26 Borealis AG Polypropylenröhren mit erhöhter druckfestigkeit
TWI662049B (zh) 2015-10-21 2019-06-11 奧地利商柏列利斯股份公司 具改良熔體強度穩定性之長鏈分支聚丙烯組成物
MX2018004910A (es) 2015-10-28 2018-11-09 Borealis Ag Composicion de polipropileno para un elemento de capa.
EP3178853B1 (de) 2015-12-07 2018-07-25 Borealis AG Verfahren zur polymerisierung von alpha-olefin-monomeren
EP3184166A1 (de) 2015-12-22 2017-06-28 Borealis AG Verfahren zum entnehmen von agglomeraten aus einem fliessbettreaktor
EP3184167B8 (de) 2015-12-22 2022-03-30 Borealis AG Verfahren zur rückführung von polymer zu einem fliessbettreaktor
EP3187512A1 (de) 2015-12-31 2017-07-05 Borealis AG Verfahren zur herstellung von propylencopolymerzusammensetzungen
US9777084B2 (en) 2016-02-19 2017-10-03 Formosa Plastics Corporation, Usa Catalyst system for olefin polymerization and method for producing olefin polymer
EP3430079A1 (de) 2016-03-14 2019-01-23 Borealis AG Polyproylenzusammensetzung mit flammhemmer
EP3243622B1 (de) 2016-05-13 2020-09-09 Borealis AG Verfahren zum hydraulischen transportieren von polyolefinpellets
EP3281973A1 (de) 2016-08-11 2018-02-14 Borealis AG Polypropylenzusammensetzung mit flammhemmender wirkung
US11427660B2 (en) 2016-08-17 2022-08-30 Formosa Plastics Corporation, Usa Organosilicon compounds as electron donors for olefin polymerization catalysts and methods of making and using same
US9815920B1 (en) 2016-10-14 2017-11-14 Formosa Plastics Corporation, Usa Olefin polymerization catalyst components and process for the production of olefin polymers therewith
MX2019003759A (es) 2016-11-09 2019-07-04 Borealis Ag Composicion de polipropileno.
AU2018216859B2 (en) 2017-02-01 2020-07-23 Borealis Ag Article comprising a layer element
US10124324B1 (en) 2017-05-09 2018-11-13 Formosa Plastics Corporation, Usa Olefin polymerization catalyst components and process for the production of olefin polymers therewith
US10822438B2 (en) 2017-05-09 2020-11-03 Formosa Plastics Corporation Catalyst system for enhanced stereo-specificity of olefin polymerization and method for producing olefin polymer
ES2786756T3 (es) 2017-06-20 2020-10-13 Borealis Ag Un método, una disposición y uso de una disposición para la polimerización de olefinas
EP3418309A1 (de) 2017-06-20 2018-12-26 Borealis AG Verfahren, anordnung und verwendung einer anordnung zur herstellung von polymer
EP3418310B1 (de) 2017-06-23 2020-04-08 Borealis AG Verfahren und vorrichtung zur entfernung von polymermaterial aus einem gas-festkörper-olefin-polymerisationsreaktor
EP3473674B1 (de) 2017-10-19 2022-04-20 Abu Dhabi Polymers Co. Ltd (Borouge) Llc. Polypropylenzusammensetzung
EP3479896A1 (de) 2017-11-03 2019-05-08 Borealis AG Polymerisationsreaktorsystem mit mindestens einer enthnahmeventil
EP3483189A1 (de) 2017-11-14 2019-05-15 Borealis AG Automatisiertes verfahren zur beendigung einer olefinpolymerisierungsreaktion unter notbedingungen
EP3486260B1 (de) 2017-11-17 2020-04-01 Borealis AG Verfahren zur spaltung des rücklauffluidisierungsgases in einem gas-feststoff-olefin-polymerisationsreaktor
EP3486261B1 (de) 2017-11-17 2020-06-24 Borealis AG Verfahren zur verbesserung der kühlkapazität eines gas-feststoff-olefinpolymerisierungsreaktors
CN112368501B (zh) 2018-05-18 2023-01-31 阿布扎比聚合物有限责任公司(博禄) 改善热塑性聚烯烃组合物的流变性能
EP3804119A2 (de) 2018-05-28 2021-04-14 Borealis AG Vorrichtung für ein fotovoltaisches (fv) modul
CA3095977C (en) 2018-06-14 2023-07-04 Borealis Ag Process for polymerizing olefin in a gas phase reactor with improved thermal homogeneity
EP3823999A1 (de) 2018-07-19 2021-05-26 Borealis AG Verfahren zur herstellung eines uhmwpe-homopolymers
EP3830140A1 (de) 2018-08-02 2021-06-09 Borealis AG Verfahren zur polymerisation von ethylen in einem mehrstufigen polymerisationsverfahren
EP3608364A1 (de) 2018-08-06 2020-02-12 Borealis AG Multimodale propylen-random-copolymer-basierte zusammensetzung zur verwendung als schmelzklebstoffzusammensetzung
US20210277290A1 (en) 2018-08-06 2021-09-09 Borealis Ag Propylene random copolymer based hot melt adhesive composition
WO2020064568A1 (en) 2018-09-28 2020-04-02 Borealis Ag Process for producing a prepolymerized solid ziegler-natta catalyst
WO2020064484A1 (en) 2018-09-28 2020-04-02 Borealis Ag A multi-stage process for producing a c2 to c8 olefin polymer composition
EP3647645A1 (de) 2018-10-31 2020-05-06 Borealis AG Polyethylenzusammensetzung für hochdruckresistente rohre
KR102593922B1 (ko) 2018-10-31 2023-10-25 보레알리스 아게 개선된 균질성을 갖는 고압력 저항성 파이프용 폴리에틸렌 조성물
WO2020109452A1 (en) 2018-11-30 2020-06-04 Borealis Ag Washing process
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EP3868793A1 (de) 2020-02-24 2021-08-25 Borealis AG Verfahren zur herstellung von alpha-olefinpolymeren in einem mehrstufigen polymerisationsverfahren
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EP3915782B1 (de) 2020-05-25 2024-07-17 Borealis AG Als integriertes rückseitenfolienelement eines fotovoltaikmoduls geeignetes lagenelement
EP4144435A1 (de) 2021-09-01 2023-03-08 Borealis AG Gasphasenpolymerisationsverfahren mit verbesserter gasrückführung
EP4389776A1 (de) 2022-12-20 2024-06-26 Borealis AG Verfahren
EP4389783A1 (de) 2022-12-20 2024-06-26 Borealis AG Katalysatorübergangsverfahren

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2742586A1 (de) * 1976-09-28 1978-03-30 Asahi Chemical Ind Neue polymerisationskatalysatoren und ihre verwendung (ii)
US4314912A (en) * 1977-02-03 1982-02-09 The Dow Chemical Company High efficiency, high temperature catalyst for polymerizing olefins
CA1104298A (en) * 1978-02-23 1981-06-30 Akinobu Shiga Catalysts for the polymerization of olefins
US4186107A (en) * 1978-04-14 1980-01-29 Hercules Incorporated Solid catalyst component for olefin polymerization
NZ192572A (en) * 1979-01-10 1981-11-19 Ici Ltd Catalyst component and olefine polymerisation catalyst containing this component
US4310439A (en) * 1979-03-07 1982-01-12 Exxon Research & Engineering Co. Novel trialkyl aluminum cocatalyst
US4363746A (en) * 1979-05-29 1982-12-14 Phillips Petroleum Company Composition of matter and method of preparing same, catalyst, method of producing the catalyst and polymerization process employing the catalyst
US4471066A (en) * 1981-02-16 1984-09-11 Asahi Kasei Kogyo Kabushiki Kaisha Polymerization of olefins
FR2529209A1 (fr) * 1982-06-24 1983-12-30 Bp Chimie Sa Catalyseurs pour la polymerisation et la copolymerisation du propylene et procedes de polymerisation utilisant ces catalyseurs

Also Published As

Publication number Publication date
ATE52264T1 (de) 1990-05-15
US4581342A (en) 1986-04-08
DE3577319D1 (de) 1990-05-31
EP0187462A3 (en) 1988-05-18
EP0187462A2 (de) 1986-07-16
JPS61136508A (ja) 1986-06-24
EP0187462B1 (de) 1990-04-25

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